Interpret the nix logs.

src/cli/parameters.rs

@@ -20,6 +20,9 @@ pub(crate) enum Commands {
 
     /// Launch a daemon to run builds.
     Daemon(DaemonArgs),
+
+    /// Feed nix logs into the parser for development.
+    FeedLog(FeedLogArgs),
 }
 
 #[derive(Args, Debug)]
@@ -40,6 +43,13 @@ pub(crate) struct DaemonArgs {
     pub(crate) path: PathBuf,
 }
 
+#[derive(Args, Debug)]
+pub(crate) struct FeedLogArgs {
+    /// Path to the log file.
+    #[arg(short, long)]
+    pub(crate) input: PathBuf,
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;